package com.bite.book.service;

import com.bite.book.constant.Constants;
import com.bite.book.mapper.UserMapper;
import com.bite.book.model.UserInfo;
import jakarta.servlet.http.HttpSession;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.StringUtils;

@Service
public class UserService {
    @Autowired
    private UserMapper userMapper;

    public Boolean checkUserAndPassword(String userName, String password, HttpSession session){

        if (!StringUtils.hasLength(userName) || !StringUtils.hasLength(password)){
            return false;
        }
        UserInfo userInfo = userMapper.selectUser(userName);
        if (userInfo==null){
            return false;
        }
        if (password.equals(userInfo.getPassword())){
            //账号密码是正确的
            //session的内容, 取决于后面需要从session中获取什么
            session.setAttribute(Constants.SESSION_USER_KEY, userName);
            return true;
        }
        return false;
    }
}
